VOL. VIII. JULY-SEPTEMBER, 1923 NOS. 10-11. 
‘ 
american MITDLLAND 
NATURALIST 
Devoted to Natural History, Primarily 
that of the Prairie States 
Published by the University of Notre Dame, 
Notre Dame, Indiana 
J. A. NIEUW EAND='€;'S.:C. Ph.D: Ses: D*, Editor. 
Botany. 
ASSOCIATE EDITORS 
CARROLL LANE FENTON, N. M. Grikr, 
University of Michigan Dartmouth College 
Geology Zoology 
CONTENTS 
Nortonechinus, a Devonian Echinoid 
Carroll Lane Fenton and Mildred Adams Fenton. 219 
The Marchianiaceae of Sinsinawa Mound 
Sister M. Ellen 222 
Birds in the Vicinity of Rosary College, River Forest, Illinois 
Rose E. Kerber 224 
The Birds of Floyd County, Iowa 
Carroll Lane Fenton 230 
Birds of Notre Dame, Indiana 
Brother Alphonsus, C. S.C. 257 
Birds of Bankson Lake, Michigan 
Brother Alphonsus, C. S. C. 260 
PRICE $1.50 A YEAR SINGLE NUMBERS 30 CENTS 
FOREIGN, 6s. 6d. 
Entered as second-class matter at Notre Dame, Indiana. Acceptance for mailing at special 
rate of postage provided for in section 1103, Act of October 3, 1917, 
authorized on July 3, 1918. 
THE UNIVERSITY PRESS, NOTRE DAME, INDIANA 
